External Ringer (Una Device); Guidelines - Panasonic DBS 40 Manual

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External Ringer (UNA Device)

Guidelines

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DBS-70-300
If UNA operates over the paging system, the Audio Output of CN4
provides the Audio Ringback sound to be heard over the paging system
when a trunk rings UNA.
If UNA operates over the paging system, the UNA ringing will always
takes precedence over paging. When a page is inteiTupted in progress, the
pager must hang up and wait until after UNA ringing ends to reinstate the
If UNA rings over the paging system, set the Ring Patterns for UNA
Terminals (M, C, & B) to continuous ring burst (FFI 2# 4# l# l#). This
sets the contacts to remain continuously activated during the UN.4 ring
broadcast.
An external ringer device can be used to alert users when Universal Night
Answer (IJNA) calls come in.
The external ringer device is not provided with the DBS. It must be
"Paging" on page 5-14 for more information. This alternate connection is
preferred when both paging and UNA are required.
The contact rating for the "C" and "M" terminals is 3OV DC, 1 amp
(maximum).
DBS Manual - Issued 8/l/95
Chapter 5. Peripheral Equipment